[INFO] fetching crate take_put_back 0.2.0...
[INFO] testing take_put_back-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate take_put_back 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate take_put_back 0.2.0
[INFO] finished tweaking crates.io crate take_put_back 0.2.0
[INFO] tweaked toml for crates.io crate take_put_back 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate take_put_back 0.2.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding nonempty v0.8.1 (available: v0.12.0)
[INFO] [stderr]       Adding petgraph v0.6.5 (available: v0.8.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eda454bb214024f08a244b20e4acb2fd2e100c50cbcf1de4a9a261aafe6a02f
[INFO] running `Command { std: "docker" "start" "-a" "1eda454bb214024f08a244b20e4acb2fd2e100c50cbcf1de4a9a261aafe6a02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eda454bb214024f08a244b20e4acb2fd2e100c50cbcf1de4a9a261aafe6a02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eda454bb214024f08a244b20e4acb2fd2e100c50cbcf1de4a9a261aafe6a02f", kill_on_drop: false }`
[INFO] [stdout] 1eda454bb214024f08a244b20e4acb2fd2e100c50cbcf1de4a9a261aafe6a02f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1d3425769fd6401b2d98e996e218e3d82e58c3a0d74bdb0ce33c31f3ceb1551
[INFO] running `Command { std: "docker" "start" "-a" "e1d3425769fd6401b2d98e996e218e3d82e58c3a0d74bdb0ce33c31f3ceb1551", kill_on_drop: false }`
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling nonempty v0.8.1
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling take_put_back v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.35s
[INFO] running `Command { std: "docker" "inspect" "e1d3425769fd6401b2d98e996e218e3d82e58c3a0d74bdb0ce33c31f3ceb1551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d3425769fd6401b2d98e996e218e3d82e58c3a0d74bdb0ce33c31f3ceb1551", kill_on_drop: false }`
[INFO] [stdout] e1d3425769fd6401b2d98e996e218e3d82e58c3a0d74bdb0ce33c31f3ceb1551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3a255a8aaeb9bdff8912fb0513f94f3f983738fd9b42150026bc6fede49da11
[INFO] running `Command { std: "docker" "start" "-a" "a3a255a8aaeb9bdff8912fb0513f94f3f983738fd9b42150026bc6fede49da11", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_put_back v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "a3a255a8aaeb9bdff8912fb0513f94f3f983738fd9b42150026bc6fede49da11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a255a8aaeb9bdff8912fb0513f94f3f983738fd9b42150026bc6fede49da11", kill_on_drop: false }`
[INFO] [stdout] a3a255a8aaeb9bdff8912fb0513f94f3f983738fd9b42150026bc6fede49da11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5faa9a288fadd029b64dd561a5fe90bf53f45117aa2a4d8bbc022fd0a6da29b5
[INFO] running `Command { std: "docker" "start" "-a" "5faa9a288fadd029b64dd561a5fe90bf53f45117aa2a4d8bbc022fd0a6da29b5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/take_put_back-ea8341cf1eb19c0e)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test vectors::test::nonempty_i32 ... ok
[INFO] [stdout] test vectors::test::nonempty_nothing ... ok
[INFO] [stdout] test vectors::test::vec_i32 ... ok
[INFO] [stdout] test vectors::test::vec_nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests take_put_back
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5faa9a288fadd029b64dd561a5fe90bf53f45117aa2a4d8bbc022fd0a6da29b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5faa9a288fadd029b64dd561a5fe90bf53f45117aa2a4d8bbc022fd0a6da29b5", kill_on_drop: false }`
[INFO] [stdout] 5faa9a288fadd029b64dd561a5fe90bf53f45117aa2a4d8bbc022fd0a6da29b5